37.When the bell rang announcing the end of class,students came out____.1. by twos and threes2. by two and three3. by two or three4. by twos or threes1。選什么？2。還有沒有其他類似的詞組？

熱心網友

1. by twos and threes ，三三倆倆

熱心網友

1 三三兩兩還有類似的at sixes and sevens亂七八糟

熱心網友

1

熱心網友

1